"Liberals like to see capitalism as a marathon where the runners compete with each other and the best ones win. But the system works more like the cells in a human body. Companies need to specialize and work together to be successful."

Be careful of painting with too broad a brush. Different industries operate in vastly different ways to very different outcomes in the long term.

Compare http://en.wikipedia.org/wiki/Natural_monopoly to http://en.wikipedia.org/wiki/Perfect_competition